JPS63276661A - Document processor - Google Patents

Abstract

PURPOSE:To contrive to improve the operability by discriminating the kind of a freely attachable and detachable dictionary memory which has been installed, and switching automatically a key array of a keyboard. CONSTITUTION:The kind of an external memory of a freely attachable and detachable dictionary memory is discriminated by a discriminating means. In accordance with a result of this discrimination, a switching control means is controlled through a command means and a key array of a keyboard is switched automatically to an array for an English sentence, etc. Accordingly, it is unnecessary to switch the key array by a manual complicated operation, and the operability of a document processor provided with a spelling check function is improved.

Description

[Detailed Description of the Invention] [Field of Industrial Application] The present invention has a spell check function, can selectively switch keyboard layouts for multiple languages, and has a dictionary memory provided in an external memory for checking the spelling of words. Regarding document processing devices,
In particular, the present invention relates to a document processing device in which the key arrangement of the keyboard is switched to an arrangement corresponding to the type of external memory.

[Prior art]

Generally, in document processing devices equipped with a spell check function, such as electronic typewriters, the keyboard for inputting characters and symbols can be selectively switched to a desired key arrangement from among multiple language specifications such as English specifications and French specifications. Some devices are configured so that they can be used.

Then, the dictionary memory for checking the spelling of input words is stored in ROM (read-only memory).
It is possible to spell check words entered using the switched key arrangement by storing it in an external memory such as a card or floppy disk and connecting a dictionary memory corresponding to a specified key arrangement among multiple language key arrangements to a typewriter. It looks like this.

For example, when typing an English document while spell-checking it, operate the keyboard changeover switch to change the key layout to English specifications, and connect a ROM card containing an English dictionary memory to the typewriter. There is.

[Problem that the invention seeks to solve]

In the electronic typewriter equipped with the spell check function, an external memory such as a ROM card or a floppy disk that stores dictionary memory for spell checking stores dictionary data related to one language such as an English dictionary or a French dictionary. is memorized. Therefore, when selecting the external memory corresponding to the language of the document to be input and setting it in Type-like, it is necessary to operate the keyboard changeover switch each time to change the key layout corresponding to the language. There is a problem that operation is cumbersome.

Further, the language of the key layout changed by operating the keyboard changeover switch and the language of the external memory stored in the typewriter may not match due to an operational error or the like.

[Purpose of the invention]

SUMMARY OF THE INVENTION An object of the present invention is to provide a document processing device that can switch the key arrangement of a keyboard to an arrangement corresponding to the type of external memory installed among a plurality of external memories.

[Means for solving problems]

As shown in the functional block diagram of FIG. 1, the document processing device according to the present invention includes a keyboard for inputting data;
A switching control means for switching the key arrangement of the keyboard to a specified arrangement among a plurality of languages, and a plurality of types of external memories, each dictionary memory storing spelling data of a large number of words in each language. A plurality of types of external memory can be selectively installed in a removable manner, a determination means for determining the type of the external memory installed, and a key arrangement corresponding to the type of external memory determined by the determination means. The apparatus includes a command means for commanding the switching control means, and a spell check means for searching a dictionary memory for a word inputted from the keyboard and performing spell check processing.

[Effect]

In the document processing apparatus according to the present invention, the key layout of the keyboard for inputting data is switched to a designated layout among a plurality of languages by the switching control means.

Further, a plurality of types of external memories including dictionary memories are alternatively detachably attached to the main body, and the type of the external memory is discriminated by a discriminating means. When the type of external memory installed is determined by the determining means, the command means instructs the switching control means to switch to a key arrangement corresponding to the determined type of external memory.

Then, the spell check means searches the dictionary memory of the external memory for the word input from the keyboard with the switched key arrangement and performs spell check processing.

〔Effect of the invention〕

As explained above, according to the document processing device according to the present invention, the key arrangement of the keyboard can be switched according to the type of external memory installed, so that the external memory corresponding to the language of the input document can be selected. When installing it on the main body,
There is no need to operate the keyboard changeover switch each time to change the key arrangement to correspond to the external memory. Therefore, the preparation required when inputting a document while checking spelling is simplified, and operability and work efficiency are improved.

Furthermore, since the type of external memory installed and the language of the key layout of the switched keyboard always match, there is no problem of mismatch.

〔Example〕

Embodiments of the present invention will be described below with reference to the drawings.

This embodiment is a case where the present invention is applied to an electronic typewriter.

As shown in FIG. 2, a keyboard 3 is arranged at the front of the main body frame 2 of the electronic typewriter 1, a printing mechanism PM is arranged on the main body frame 2 behind the keyboard 3, and the keyboard 3 A liquid crystal display 75 is provided at the rear of the screen to display input characters, symbols, etc.

The keyboard 3 is provided with character keys 10 including an alpha key, numeric keys, and symbol keys, a space key 11, and various function keys as in a normal typewriter. Furthermore, the keyboard 3 includes a sliding keyboard changeover switch 15 for manually switching the key layout between English and French specifications, and a keyboard changeover switch 15 regardless of the type of dictionary memories 80 and 81 to which the key layout is connected. A centrifuge switch 16 is provided for switching in accordance with the switching position.

The printing mechanism PM includes at least a platen 20 that feeds printing paper, a motor that drives the platen, and a drive circuit thereof.
A carriage 22 supported by a guide 21 parallel to the platen 20, a motor that drives it back and forth in the left and right direction, and its drive circuit, a type wheel 24 housed in a wheel cassette 23, a motor that drives it, its drive circuit, and a ribbon. The printing ribbon 26 stored in the cassette 25, the motor that winds it, its drive circuit, and the type 27 on the type wheel 24.
The printing hammer that hits the print hammer and the solenoid 28 that drives it.
and its drive circuit, printing ribbon 2G or correction ribbon 29
A ribbon switching mechanism for selectively arranging the ribbon at a printing position is provided, and this printing mechanism PM is similar to the printing mechanism of an ordinary electronic typewriter.

Next, the overall configuration of the control system of the electronic typewriter will be explained based on the block diagram of FIG.

The electronic type-like 1 basically consists of a keyboard 3, a printing mechanism PM, a display mechanism, a control device C, etc. The keyboard 3, printing mechanism PM, display mechanism are connected to the main controller C via a data bus, etc. CPU (central processing unit) 39
It is connected to the. Further, a reset signal from the reset signal/notch 16 and a switching signal from the keyboard switching switch/notch 15 are input to the main CPU 39 via an input/output interface 82 (see FIG. 4).

Note that when the keyboard selector switch 15 is switched to the English specification side, the grounded common terminal a and the terminal S are connected, and when the keyboard changeover switch 15 is switched to the French specification side, the common terminal a and the terminal C are connected.

The control device C includes a main CPU 39 and its main CPU 3.
9 through a data bus etc.
RAM (Random Access Memory) 40 and RAM (Random Access Memory) 50.

The program memory 41 of the ROM 40 includes the keyboard 3.
The control program that controls the printing mechanism PM and display mechanism in response to code data input from each character key 10 and various function keys, the control program for spell check processing, and the key layout have been changed to English specifications. An English conversion table that converts each code entered manually from the keyboard into an English specification code, and a French translation table that converts each code entered from the keyboard into a French specification code when the key layout is switched to the French specification. A conversion table and a control program for key layout switching control, which will be described later, are stored.

An English dictionary memory 80 composed of a ROM card is detachably connected to the main CPU 39 via an input/output port 82. In this dictionary memory 80, data regarding, for example, about 70,000 English words are stored, sorted in alphabetical order like a normal dictionary, for the purpose of checking the spelling of words. Further, the French dictionary memory 81, which is composed of a ROM card, classifies and stores data related to French words, similar to the English dictionary memory 80, and this French dictionary memory 81 can also be detachably connected to the CPU 39. It has become.

In the typewriter mode, the RAM 50 stores approximately 5 pieces of data such as printed characters in correspondence with the printing position.
Print data memory that stores 00 characters and memory mode (
display mode), an input cover sofa for storing data such as characters input manually from the keyboard 3 or read from the text memory and displayed on the display 75; a text memory for storing input data as file data; and an English dictionary. Memory 80 or French dictionary memory 8
A dictionary memory connection flag 51 that is activated when Type 1 is connected to Type Like 1, a user dictionary memory 52 that allows you to freely register and delete words such as unique business cards that are not stored in both dictionary memories 80 and 81, and a keyboard 3. An English specification flag 53 that is set when the keyboard 3 is switched to the English specification, a French specification flag 54 that is set when the keyboard 3 is switched to the French specification, and various memories that temporarily store the results of calculations performed by the main CPU 39. is provided.

When in typewriter mode, the main CPU 39 causes the printing mechanism PM to print characters/symbols corresponding to data input from each character key 10 based on the control program,
The print data is made to correspond to the print position and is sequentially stored in the print data memory. Furthermore, when in the memory mode, the main CPU 39 causes the input data for one print line to be stored in the input cover and displayed on the display 75, and stores the data for one line in the text memory in response to the operation of the return key. .

The display mechanism includes an interface 70 and a display CPU 7.
1, a character generator 72, a display controller 73, and a liquid crystal display 75, which are connected as shown.

Approximately 400 types of dot matrix display data are stored in the character generator 72 in correspondence with code data in order to display characters and symbols on the display 75.

The display CPU 71 reads out display data corresponding to command data and character data output from the main CPU 39 via the interface 70 from the character generator 72, and outputs the display data to the display controller 73. The display controller 73 writes display data into the display RAM 74 and at the same time outputs a display signal corresponding to the display data to the display 75. Furthermore, the display CPU 71 also performs cursor movement control that instructs the display controller 73 about the address to which the cursor should be moved in accordance with cursor movement data from the main CPU 39 via the interface 70 .

When in spell check mode, after inputting the character data of a word, use the word separator keys such as the space key 11 and return key 12 (however, use period, comma, colon,
(including symbol keys such as semicolon), the input word is checked against each word in both dictionary memories 80 and 81 and the user dictionary memory 52 to search for words with the same spelling. If a word with the same spelling as the input word does not exist, the operator is alerted to the spelling error. This spell check process is similar to the existing spell check process, so a detailed explanation will be omitted.

Next, a determination circuit for determining the type of English dictionary memory 80 or French dictionary memory 81 connected to the typewriter and further determining the switching position of the keyboard changeover switch 15 will be described with reference to FIG.

An input/output interface 82 is connected to the main CPU 39 via a data bus, and this input/output interface 82 is provided with ports (PAL to PA5). Furthermore, when the English dictionary memory 80 or the French dictionary memory 81 is connected to the typewriter 1, the data springs of either of the connected dictionary memories 80 and 81 are connected to the main CPU 39 via the connectors 80a and 81a, respectively. connected to the data bus.

Furthermore, the grounding wire 80b of the English dictionary memory 80 is connected to the fifth bin of the connector 80a, and when this English dictionary memory 80 is connected to the typewriter 1, the connector 80
The 5th pin of a is port P of the input/output interface 82
It is also connected to the ground line 8 of the French dictionary memory 81.
1b is connected to the 4th pin of the connector 81a, and when this French dictionary memory 81 is connected to the Type-Like 1, the 4th pin of the connector 81a is connected to the port PA2 of the input/output interface 82. Incidentally, the baud) PAL is connected to Vcc via a resistor R7, and the port PA2 is connected to Vcc via a resistor R8.

The common terminal of the keyboard changeover switch 15 is grounded, the terminal C is connected to the port PA3 of the human output interface 82 via the resistor R4, and the terminal C is connected to the port PA3 of the human output interface 82 via the resistor R4.
5) is connected to PA4. Also, Beau)
PA3 is grounded via capacitor C1, and baud) PA
4 is grounded via a capacitor C2. Note that a terminal of the keyboard changeover switch 15 is connected to VcC via a resistor R1, and a terminal C is connected to VcC via a resistor R2.

One end of the reset switch 16 is grounded, and the other end is connected to the baud PA5 via a resistor R6. Further, port PA5 is grounded via capacitor C3, and the other end of reset switch 16 is connected to Vcc via resistor R3.

Note that the resistor R4 and capacitor CI function as a filter to remove noise input to port F'A3, and the resistor R5 and capacitor C2 function as a filter to remove noise input to port PA4. Resistance R
6 and capacitor C3 function as a filter that removes noise input to port PA5.

In the above circuit, when the English dictionary memory 80 is type-like connected, the rLJ level signal is input to the baud) PAL of the input/output interface 82, and the French dictionary memory 81 is connected to the typewriter. Then, an "L" level signal is input to port PA2.

On the other hand, when the keyboard changeover switch 15 is switched to the English specification (common terminal a and terminal S are connected), the rLJ level signal is input to port PA3 of the input/output interface 82, and the keyboard selection switch 15 is switched to the French specification (common terminal A and terminal A are connected). Terminal a and terminal C are connected) and baud) is connected to PA4.
An LJ level signal is input.

Furthermore, when the reset switch 16 is pressed, the port PA5 of the large output interface 82 that is being pressed is
An LJ level signal is input.

Next, FIG. 5(a) shows the key layout switching control of the keyboard performed by the control device C of the electronic typewriter.
- The explanation will be based on the flowchart in (b).

When the typewriter 1 is powered on, this control starts and moves to step Sl (hereinafter simply referred to as 81, other steps are handled in the same way), where the English specification flag 53 is set and other language specification flags are set. Initial settings such as setting the keyboard 3 to English specifications are executed, and in the next step 82, it is determined whether or not the port FAI is an "L" level signal based on the PAL signal level, and the "L" level signal is determined. '' level signal, that is, when the English dictionary memory 80 is connected to the typewriter 1, the process moves to S3.

In S3, the English conversion table in the ROM 40 is selected and the key arrangement of the keyboard 3 is set to the English specification, and the English specification flag 53 is set and other language specification flags are reset. In the next step 84, since the English dictionary memory 80 is connected to the typewriter 1, the dictionary memory connection flag 51 is set and the process moves to S7.

baud based on the signal level of port PA2)
It is determined whether A2 is an rLJ level signal or not, and if it is an rLJ level signal, the process moves to S6.

In S6, the French conversion table in the ROM 40 is selected and the key arrangement of the keyboard 3 is set to the French specification, the French specification flag 54 is set, and the other language specification flags are reset, and the process moves to S7 via S4.

In S7, it is determined whether the dictionary memory connection flag 51 is set, and if it is set, that is, if either the English dictionary memory 80 or the French dictionary memory 81 is connected to the typewriter 1. ,
Move to S8. In S8, it is determined whether Baud PA5 is an rLJ level signal based on the signal level of Baud PA5, and if it is not an "L" level signal, that is, if the reset switch 16 is not pressed, the process moves to S9.

In S9, it is determined whether a key has been manually operated or not, and if the key has not been manually operated, the process returns to S7, and when the key has been manually operated, the process moves to SIO, a process corresponding to the operated key is performed, and the process returns to S7.

Fig. 5(b) shows the process corresponding to the operated key.
Explaining based on the flowchart, when the character key 10 is operated, the process moves to 330, it is determined as Yes, and the process goes to S31.
Move to.

In S31, character printing is executed. At this time, the main CPU 39 outputs control signals to each drive circuit of the printing mechanism. In the next step 332, the printed data is stored in the print data memory, and the process returns to S7. And 87~S
The IO is repeated and a character string (word) is input.

Further, when a delimiter key such as the space key 11 is operated, the process moves to S33 via S7 to S9/330. S33
If the determination is Yes, the process moves to 834 and the process corresponding to the delimiter key is executed. In the next 335,
Delimiter data is stored in the print data memory.

In the next step 336, it is determined whether or not the dictionary memory connection flag 51 is marked, and if it is not marked, the process returns to S7, and if it is set, the spell check is possible and the process moves to S37. do. and,
The main CPU 39 sets the English specification flag 53 in S37.
It is determined whether or not is set, and if it is set, the process moves to S38. Then, in 338, spell check processing is performed on the input word data based on the data in the English dictionary memory 80 and the data in the user dictionary memory 52, and in 339, it is determined whether or not there is a misspelling. When , that is, the spelling is correct, the process returns to S7, and when it is Yes, that is, the spelling is a misspelling, the process moves to 340. At 340, alarm processing such as sounding a buzzer or lighting an alarm lamp is performed, and the process returns to S7.

Further, if it is determined No in 337, the process moves to 341, and the main CPU 39 determines whether or not the French specification flag 54 is set.
Move to 2. At S42, spell check processing is performed on the input word data based on the data in the French dictionary memory 81 and the data in the user dictionary memory 52, and in the next step 839, it is determined whether there is a misspelling, and Y
If eS, the process returns to S7 via 340, and if No, the process returns to S7.

When the determination in S41 is NO, for example, if the keyboard 3 is set to another key 3 arrangement such as a German specification, the process returns to S7. Further, when the determination in S33 is No, that is, when the operated key is other than the character key 10 and the separator key, the process moves to S43, the process corresponding to the operated key is executed, and the process returns to S7.

By the way, when the reset switch 16 is operated in order to manually change the key arrangement of the keyboard in accordance with the switching position of the keyboard changeover switch 15, Y is displayed at 88.
It is determined as es and the process moves to Sll. In Sll, the dictionary memory connection flag 51 is reset, and the process goes through S9 and then S7.
The process moves to step S12, and if the determination is NO, the process moves to S12.

At step 312, it is determined whether the boat PA3 is an "L" level signal based on the signal level of the boat PA3, and the "L" level signal is determined.
” level signal, that is, keyboard changeover switch 1
5 has been switched to the English specification, the process moves to S13. At step 313, the English conversion table in the ROM 40 is selected, the keyboard 3 is set to the English specification, the English specification flag 53 is set, and the other language specification flags are reset, and the process moves to S9.

If the determination is No in S12, the process moves to 314, and the boat PA4 is set to "L" based on the signal level of the boat PA4.
It is determined whether it is a level signal or not, and if it is an rLJ level signal, that is, if the keyboard changeover switch 15 is switched to the French specification, the process moves to 315. In S15, the French conversion table in the ROM 40 is selected and the keyboard 3 is set to the French specification, and the French specification flag 54 is set and other language specification flags are reset.
Move to.

In the above embodiment, the English and French dictionary memories 80 and 81 have been described, but dictionary memories for other languages, such as German and Italian, may also be used.

Further, in the embodiment, the keyboard 3 is connected to the main body of the IC card storing the dictionary memories 80 and 81.
Although the key arrangement of the keyboard 3 is changed, it is also possible to detect the type of a member attached to and removed from the main body, for example, the type wheel 24, and set the key arrangement of the keyboard 3 based on the detection result.

As explained above, when the English dictionary memory 80 is connected to the typewriter 1, the key arrangement of the keyboard 3 is automatically switched to the English specification, and when the French dictionary memory 81 is connected to the typewriter 1, the keyboard 3 is automatically switched to the English specification. Since the key arrangement is automatically switched to the French specification, there is no need to switch the keyboard changeover switch 15 each time.
Improves operability and work efficiency.

[Brief explanation of the drawing]

Figure 1 is a functional block diagram showing the configuration of the present invention, Figures 2-
Fig. 5 shows an embodiment of the present invention, Fig. 2 is a perspective view of an electronic typewriter, Fig. 3 is a block diagram of the control system of the typewriter, and Fig. 4 is an external memory connected to the typewriter. Discrimination circuit diagram for discriminating the type of dictionary memory), No. 5
Figures (a) and (b) are flowcharts of a keyboard layout switching control routine. 3. Keyboard, 39. Main CPU. 40...ROM, 80...English dictionary memory 80, 8
1... French dictionary memory 81, 82... Input/output interface.

Claims (1)

[Claims] (1) A keyboard for inputting data, a switching control means for switching the key arrangement of the keyboard to a specified arrangement among a plurality of languages, and a plurality of types of external memories, each of which has a plurality of external memories for each language. a plurality of types of external memories that are selectively and removably installed and include dictionary memories that store word spelling data; a determining unit that determines the type of the external memory that is installed; a command means for instructing the switching control means to switch to a key arrangement corresponding to the type of external memory entered, and a spell check means for searching a dictionary memory for a word input from the keyboard and performing a spell check process. A document processing device characterized by: